Thelocactus macdowellii Live Cactus in 6 Inch

Origin and Habitat: This species has a very small range in the Chihuahuan Desert on the border of the states of Coahuila and Nuevo León, Mexico (extent of occurrence is less than 100 km²). Typical locality: 33 km northeast of Saltillo on hwy 40 to Monterrey, Coahuila (Mexico, Northern America) Altitude: It grows at an elevation of about 1500 metres above sea level. Habitat: Occurring in matorral xerofilo (shrubland) on limestone hills. This plant is quite rare and only known from a from a single location in the wild. Illegal collection may be a problem. Description: Solitary cactus that can in time grow several heads.Stem: Light green, up to 10 cm tall and 10 cm wide.Ribs: Indistinct divided in conical tubercles.Areoles: WhiteRadial spines: Glassy white acicular, usually between 15 and 25.Central spines: 2-4 white or light yellow.Flowers: Funnel-shaped, pink (or magenta) with a yellow centre and about 6 cm wide Not self-fertile.Blooming season: Usually flowers only once in mid to